1. Laboratory of Neuropharmacology, Division of Pharmacology, National Institute of Health Sciences, 1-18-1 Kamiyoga,
Setagaya-ku, Tokyo 158-8501, Japan
2. Laboratory of Pharmacology, Faculty
of Pharmaceutical Sciences, Tokyo University of Science, 2541 Yamazaki, Noda-city, Chiba 278-8510, Japan
3. Laboratory of Organic and Medicinal
Chemistry, Graduate School of Pharmaceutical Sciences, University of Tokyo, 7-3-1, Hongo, Bunkyo-ku, Tokyo
113-0033, Japan